“…McMurray (1999) suggests, 'A community can be viewed as an ecosystem, with resources, opportunities and threats to health and healthy lifestyles'. In this paradigm, a community must be understood in the context of its environment (Hanson et al, 2005;McMurray, 1999). The sustainability of the coalition is not only determined by its internal attributes, but also by its ability to productively interact with its external environment (Brinkerhoff & Goldsmith, 1992;Brush, 1975;Nilsen et al, 2005;Sciubba, 1995;von Bertalanffy, 1950).…”